4058180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:165

約数の個数: 72

約数和(自身を含む): 10255896

約数和(自身を除く): 6197716

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 49, 70, 82, 98, 101, 140, 164, 196, 202, 205, 245, 287, 404, 410, 490, 505, 574, 707, 820, 980, 1010, 1148, 1414, 1435, 2009, 2020, 2828, 2870, 3535, 4018, 4141, 4949, 5740, 7070, 8036, 8282, 9898, 10045, 14140, 16564, 19796, 20090, 20705, 24745, 28987, 40180, 41410, 49490, 57974, 82820, 98980, 115948, 144935, 202909, 289870, 405818, 579740, 811636, 1014545, 2029090, 4058180]

約数ペア:

[(1, 4058180), (2, 2029090), (4, 1014545), (5, 811636), (7, 579740), (10, 405818), (14, 289870), (20, 202909), (28, 144935), (35, 115948), (41, 98980), (49, 82820), (70, 57974), (82, 49490), (98, 41410), (101, 40180), (140, 28987), (164, 24745), (196, 20705), (202, 20090), (205, 19796), (245, 16564), (287, 14140), (404, 10045), (410, 9898), (490, 8282), (505, 8036), (574, 7070), (707, 5740), (820, 4949), (980, 4141), (1010, 4018), (1148, 3535), (1414, 2870), (1435, 2828), (2009, 2020)]